OnetapBusiness OS
The product

The whole business, in one product

Every module shares one database, so data entered once is available everywhere — no duplicate entry, no reconciliation between apps.

The screens

What you actually work in

Real screenshots of the running product — not mockups. The business shown is a demo; the software is the one you get.

The business dashboard: sales, purchases, receivables, payables and profit for the period, with today's follow-ups and low-stock alerts below.
The dashboard, showing live figures for a demo business.
The leads list with each enquiry's status, owner and next follow-up date.
Every enquiry with an owner and a date it is next chased.
The party master listing customers and suppliers with contact, city and outstanding balance.
One master for customers and suppliers.
The quotations list showing each estimate's customer, value, validity and status.
Quotations, ready to convert into an order.
The invoice list with number, customer, amount, balance due and paid or partly-paid status.
GST invoices with what is still owed on each.
The product catalogue with code, price, GST rate and stock on hand for each item.
The catalogue that prices every document.

Sales & CRM

Turn enquiries into paid orders without dropping a follow-up.

Leads & Follow-ups
Capture website enquiries, track follow-up dates, never miss a callback.
Customers (Parties)
One master for customers and suppliers, auto-filled across the system.
Quotations & Estimates
Send GST-ready quotes, convert to sales orders and invoices in a click.
Sales & Invoicing
Auto invoice numbering, payment tracking, credit/debit notes.

Operations

Keep stock, purchases and dispatch in sync automatically.

Inventory
Stock moves up on purchase, down on sale, with low-stock alerts and a full ledger.
Purchases & GRN
Purchase orders, goods receipt, purchase bills with OCR-assisted entry.
Products & Catalog
HSN, GST %, pricing, units — linked to inventory and your website.
Logistics & Dispatch
Dispatch tracking and delivery flow tied to your orders.

Finance

Money-in, money-out and GST — always reconciled.

Payments
Record receipts and vendor payments; outstanding and aging at a glance.
Invoices & GST
GST-compliant documents, HSN summaries and GSTR-ready exports.
Expenses & Taxation
Track expenses, taxes and financial reports in one finance hub.

People & Documents

Your team, files and approvals in one controlled place.

Staff & HR
Employees, attendance, leave, payroll and org structure.
Documents
A versioned document library with access-controlled downloads and audit.
Policies & Approvals
Versioned business policies and multi-level approval workflows.

Communication & Automation

Reach customers and automate the repetitive work.

Email · WhatsApp · SMS
One outbound facade with per-company message templates.
Automation
Follow-up reminders, payment reminders and low-stock alerts, settings-gated.
Notifications
Real-time alerts across the OS so nothing is missed.

Intelligence

See and understand your business, not just record it.

Dashboard & Analytics
A control tower of KPIs reading your real, stored figures.
Executive & Reports
Sales, purchase, inventory and payment reporting on live data.
AI-assisted insights
Advisory business insights and next-best-action suggestions on your own data.
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